1316531349604 has 27 divisors (see below), whose sum is σ = 2324956992267. Its totient is φ = 652311805824.

The previous prime is 1316531349583. The next prime is 1316531349613. The reversal of 1316531349604 is 4069431356131.

The square root of 1316531349604 is 1147402.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1656327204 + 1314875022400 = 40698^2 + 1146680^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 259310314 + ... + 259315390.

Almost surely, 2^{1316531349604} is an apocalyptic number.

1316531349604 is the 1147402-nd square number.

It is an amenable number.

1316531349604 is a deficient number, since it is larger than the sum of its proper divisors (1008425642663).

1316531349604 is an frugal number, since it uses more digits than its factorization.

1316531349604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10384 (or 5192 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 1316531349604 in words is "one trillion, three hundred sixteen billion, five hundred thirty-one million, three hundred forty-nine thousand, six hundred four".